Ключевые слова: background, component, cutting, cycle, engineering, equipment, factory, forming, foundry, gear, heavy, history, industrial, industry, ingredient, interior, line, machine, machinery, manufacture, metal, metallic, metallurgy, mill, old fashioned, pipe, place of work, plate, press, processing, product, production, roll, roller, rolling mill, shape, steel, steelmill, steelworks, technology, temperature, tinware, tool, trench, vintage, wheel, work, workplace, workshop, zinc,